diff --git a/src/battle_anim_new.c b/src/battle_anim_new.c
index c97013f30..0449ab1fc 100644
--- a/src/battle_anim_new.c
+++ b/src/battle_anim_new.c
@@ -7680,7 +7680,7 @@ void AnimTask_GetLycanrocForm(u8 taskId)
 {
 
     #ifdef POKEMON_EXPANSION
-    if (GetIllusionPartyData(gBattleAnimAttacker)->species == SPECIES_LYCANROC_MIDNIGHT)
+    if (GetIllusionMonPtr(gBattleAnimAttacker)->species == SPECIES_LYCANROC_MIDNIGHT)
         gBattleAnimArgs[0] = 1;
     else
     #endif